Relevance of Kappa free light chains index in patients with aquaporin4 or myelin-oligodendrocyte-glycoprotein antibodies.
Romain DeschampsNatalia ShorCaroline PapeixMarine Boudot de la MotteCaroline BensaRomain MarignierAugustin LeclerCatherine Vignal-ClermontPascale GhillaniMarianne GazzanoElisabeth MaillartDelphine SterlinPublished in: European journal of neurology (2023)
While a marked increase of κ-index could discriminate MS from MOGAD, a low κ-index threshold could lead to confusion between MS and MOGAD or AQP4 antibody positive neuromyelitis optica spectrum disorder.